Question
Find the following values without a calculator.
  1. 28 ones = _____
  2. 5 tens = _____
  3. 2 tens 9 ones = _____
  4. 9 tens 14 ones = _____
1 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

(c)

Click button first when a symbol is required. X

(d)

Click button first when a symbol is required. X

Find the following values without a calculator.
  1. 28 ones = _____
  2. 5 tens = _____
  3. 2 tens 9 ones = _____
  4. 9 tens 14 ones = _____